JavaScript Array push()

The push() method adds zero or more elements to the end of the array.

Example

let city = ["New York", "Madrid", "Kathmandu"];

// add "London" to the array city.push("London");
console.log(city); // Output: [ 'New York', 'Madrid', 'Kathmandu', 'London' ]

push() Syntax

The syntax of the push() method is:

arr.push(element1, element2, ..., elementN)

Here, arr is an array.


push() Parameters

The push() method takes in an arbitrary number of elements to add to the array.


push() Return Value

  • Returns the new (after appending the arguments) length of the array upon which the method was called.

Notes:


Example: Using push() method

var languages = ["JavaScript", "Python", "Java", "Lua"];

var count = languages.push("C++");
console.log(languages); // [ 'JavaScript', 'Python', 'Java', 'Lua', 'C++' ] console.log(count); // 5 var priceList = [12, 21, 35];
var count1 = priceList.push(44, 10, 1.6);
console.log(priceList); // [ 12, 21, 35, 44, 10, 1.6 ] console.log(count1); // 6

Output

[ 'JavaScript', 'Python', 'Java', 'Lua', 'C++' ]
5
[ 12, 21, 35, 44, 10, 1.6 ]
6

Also Read:

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